3872593
Beschreibung
Quiz von Sarah HERED, aktualisiert more than 1 year ago
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Erstellt von Sarah HERED
vor etwa 9 Jahre
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Frage 1
Frage
The periodic table is made out of compounds.
Antworten
- True
- False
Frage 2
Frage
An element is made out of:
Antworten
-
One type of atom
-
More than one type of atom
Frage 3
Frage
An element and a compound is made out of more than one type of atom
Antworten
- True
- False
Frage 4
Frage
Air is a compound
Antworten
- True
- False
Frage 5
Frage
The periodic table has
Antworten
-
more non-metals, they are on the right side
-
more metals, they are on the left side
-
more non-metals, they are on the left side
-
more metals, they are on the right side
Frage 6
Frage
Carbon dioxide:
Antworten
-
CO2
-
C2O
Frage 7
Frage
H20:
Antworten
-
water
-
hydrogen
Frage 8
Frage
MgO
Antworten
-
Magnesium oxygen
-
Magnesium oxide
Frage 9
Frage
A molecule is made out of compounds
Antworten
- True
- False
Frage 10
Frage
An atom is
Antworten
-
the smallest particle of any substance
-
the smallest particle of any atom
Frage 11
Frage
In a compound, you can vary the amount of each substance
Antworten
- True
- False
Frage 12
Frage
A compound:
Antworten
-
Elements are joined and a separation is easy
-
Elements are not joined and a separation is easy
-
Elements are not joined and a separation is only possible by a chemical reaction
-
Elements are joined and separation is only possible by a chemical reaction
Frage 13
Frage
In a compound, the property is different from the elements it contains
Antworten
- True
- False
Frage 14
Frage
In a mixture, you can vary the amount of each substance, the substances are joined and the substances are "easy" to separate.
Antworten
- True
- False
Frage 15
Frage
Choose one answer here that is not a separation method.
Antworten
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Distillation
-
Density
-
Filtration
-
Evaporation
-
Chromatography
-
Extraction
Frage 16
Frage
In distillation and extraction, the difference is the ability to dissolve.
Antworten
- True
- False
Frage 17
Frage
The difference in particle size
Antworten
-
Distillation
-
Density
-
Filtration
-
Evaporation
Frage 18
Frage
Difference in boiling point
Antworten
-
Distillation
-
Filtration
-
Evaporation
Frage 19
Frage
Chromatography:
Antworten
-
difference in boiling point
-
difference in the ability to dissolve
Frage 20
Frage
How many atoms fit on the point of a needle?
Antworten
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A billion
-
A hundred
-
Ten
-
A million
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